解决“The type initializer for'Oracle.DataAccess.Client.OracleConnection' threw an exception ”异常

时间 2019-11-22

标签解决 type initializer for'oracle.dataaccess.client.oracleconnection oracle dataaccess client oracleconnection threw exception 异常栏目 Oracle 繁體版

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问题：部署在安装oracle client 11g，运行后出现以下问题：html

*****************Exception Text*************** System.TypeInitializationException: The type initlializer for 'Oracle.DataAccess.Client.OracleConnection at Oracle.DataAccess.Client.OracleConnection..cctor() --- End of inner exception stack trace --- at Oracle.DataAccess.Client.OracleConnection..ctor(String connectionString) ...

从oracle 网站下载 ODAC1120320Xcopy_32bit ：windows

http://www.oracle.com/technetwork/database/windows/downloads/utilsoft-087491.htmloracle

Reference: Oracle.DataAccess.dll(ODAC1120320Xcopy_32bit\odp.net4\odp.net\bin\4\Oracle.DataAccess.dll)网站

复制以下dll 到你程序的bin目录中:spa

oci.dll (ODAC1120320Xcopy_32bit\instantclient_11_2\oci.dll)
oraociei11.dll (ODAC1120320Xcopy_32bit\instantclient_11_2\oraociei11.dll)
OraOps11w.dll (ODAC1120320Xcopy_32bit\odp.net4\bin\OraOps11w.dll)